+#
+# some slightly tricky bits start here. we want to massage the vm into the
+# best possible shape without needing to re-release it.
+#
+##############
+
+sep
+
+echo "Updating developer welcome file."
+
+# only update hello if they've still got the file there. we don't want to
+# keep forcing our hellos at people.
+if [ -f "$HOME/hello.txt" ]; then
+ # copy the most recent hello file into place for the user.
+ \cp -f "$FEISTY_MEOW_APEX/production/sites/cakelampvm.com/hello.txt" "$HOME"
+ test_or_continue "copying hello file for user"
+fi
+
+##############
+
+# install a better editor app.
+
+sep
+
+echo "The script is about to install the bluefish editor and some dependencies.
+If the app is not already installed, then this process takes about one minute
+on a slow home DSL internet connection..."
+
+apt-get install -y bluefish &> "/tmp/install_bluefish-$(logname).log"
+test_or_continue "installing bluefish editor"
+
+##############
+
+# deploy any site updates here to the VM's cakelampvm.com site.
+#
+# we want to upgrade the default apache site to the latest, since the new
+# version mirrors the one on the internet (but with green checks instead
+# of red X's) and since we also support https on the new default version.
+# we can do this again later if needed, by upping the numbers on the apache
+# site config files. our original site was 000 and the new version is 001,
+# which we've done as a prefix on the config for some reason. makes the
+# code below easy at least.
+if [ -L /etc/apache2/sites-enabled/000-default.conf ]; then
+
+ sep
+
+ # the old site is in place still, so let's update that.
+ echo "Updating default web sites to latest version."
+
+ a2enmod ssl
+ test_or_die "enabling SSL for secure websites"
+
+ restart_apache
+ test_or_die "getting SSL loaded in apache"
+
+ a2dissite 000-default
+ test_or_die "disabling old apache site"
+
+ rm -f /etc/apache2/sites-available/000-default.conf
+ test_or_die "removing old apache site"
+
+ # copy in our new version of the default page.
+#hmmm: would be nice if this worked without mods for any new version, besides just 001. see apache env var file below for example implem.
+ \cp -f $FEISTY_MEOW_APEX/production/sites/cakelampvm.com/rolling/default_page.001/* \
+ /etc/apache2/sites-available
+ test_or_die "installing new apache default sites"
+
+ # there should only be ours at this version level and with that prefix.
+ a2ensite 001-*
+ test_or_die "enabling new apache default sites"
+
+ restart_apache
+fi
+
+##############
+
+# fix up the apache site so that HSTS is disabled. otherwise we can't view
+# the https site for cakelampvm.com once the domain name switch has occurred.
+
+sep
+
+# we operate only on our own specialized tls conf file. hopefully no one has messed with it besides revamp.
+# note the use of the character class :blank: below to match spaces or tabs.
+search_replace "^[[:blank:]]*Header always set Strict-Transport-Security.*" "# not good for cakelampvm.com -- Header always set Strict-Transport-Security \"max-age=63072000; includeSubdomains;\"" /etc/apache2/conf-library/tls-enabling.conf
+if [ $? -ne 0 ]; then
+ echo the apache tls-enabling.conf file seems to have already been patched to disable strict transport security.
+else
+ restart_apache
+ echo successfully patched the apache tls-enabling.conf file to disable strict transport security.
+fi
+
+##############
+
+# fix up bind so that we think of any address with cakelampvm.com on the end
+# as being on the vm. this is already true for some specific sites, but we
+# want the wildcard enabled to ease the use of DNS for windows folks.
+
+sep
+
+grep -q "\*[[:blank:]]*IN A[[:blank:]]*10.28.42.20" /etc/bind/cakelampvm.com.conf
+if [ $? -eq 0 ]; then
+ # already present.
+ echo the bind settings for wildcard domains off of cakelampvm.com seems to already be present.
+else
+ echo "
+
+
+;;;;;;
+
+; our bind magic, a wildcard domain, for all other sites with cakelampvm.com
+; in the domain. this forces any other sites besides the ones above to route
+; to the actual vm IP address, which currently is singular and very fixated.
+* IN A 10.28.42.20
+ IN HINFO \"linux vm\" \"ubuntu\"
+
+;;;;;;
+
+
+
+" >> /etc/bind/cakelampvm.com.conf
+ restart_bind
+ echo "successfully added wildcard domains to the cakelampvm.com bind configuration."
+fi
+
+##############
+
+# fix samba configuration for (ass-headed) default of read-only in user homes.
+# why cripple a necessary feature by default?
+
+sep
+
+pattern="[#;][[:blank:]]*read only = yes"
+replacement="read only = no"
+
+# we just always do the replacement now, after realizing the sentinel pattern
+# was acutally already in the file... too much subtlety can get one into trouble.
+sed -i "0,/$pattern/{s/$pattern/$replacement/}" /etc/samba/smb.conf
+test_or_die "patching samba configuration to enable write acccess on user home dirs"
+# sweet, looks like that worked...
+restart_samba
+echo successfully patched the samba configuration to enable writes on user home directories.
+
+##############
+
+# add the latest version of the cakelampvm environment variables for apache.
+
+sep
+
+# drop existing file, if already configured. ignore errors.
+a2disconf env_vars_cakelampvm &>/dev/null
+
+# plug in the new version, just stomping anything there.
+# note: we only expect to have one version of the env_vars dir at a time in place in feisty...
+\cp -f $FEISTY_MEOW_APEX/production/sites/cakelampvm.com/rolling/env_vars.*/env_vars_cakelampvm.conf /etc/apache2/conf-available
+test_or_die "copying environment variables file into place"
+
+# enable the new version of the config file.
+a2enconf env_vars_cakelampvm
+test_or_die "enabling the new cakelampvm environment config for apache"
+
+echo Successfully configured the apache2 environment variables needed for cakelampvm.
+
+##############
+##############
+
+# sequel--tell them they're great and show the hello again also.
+
+sep
+
+regenerate
+test_or_die "regenerating feisty meow scripts"
+chown -R "$(logname)":"$(logname)" /home/$(logname)/.[a-zA-Z0-9]*
+test_or_die "fix after regenerate as sudo"
+echo "
+
+
+Thanks for revamping your cakelampvm. :-)
+"
+
+##############
+